As the Klickboards are too wide to be put directly on a CRUVI board, A cruvi board should be made which allows to connect KlickBoards via the adapter which is made available anyway So we only would ne

https://www.digikey.at/product-detail/de/mikroelektronika/MIKROE-2882/1471-1949-ND/8545542

Olimex does not have that many modules, but some very intereting ones. I2c SPI and Serial Cruvi interface board to UEXT https://www.olimex.com/Products/Modules/UEXT/